Engle Insullation

Q & A - Raising the Roof - Plywood Buckling

May 16, 2013 at 12:00 a.m.

Why are my shingles bulging/buckling? Ashley Asked, "My shingled roof is bulging/buckling. It’s not all over the roof, just in one spot, affecting about 10 shingles or so in a predominantly vertical direction. The shingles are flat to the surface, just bumped out. I looked in the attic, and it appears ...